Home / 1,772,418.60-2,655,128.70-1,060,331.40

Finding the Fourth Proportional to 1,772,418.60, 2,655,128.70 and 1,060,331.40

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Solution

The fourth proportional to 1,772,418.60, 2,655,128.70 and 1,060,331.40 is: 1,588,403.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,418.60 : 2,655,128.70 = 1,060,331.40 : x
  2. Step 2: Convert to fraction form
    1,772,418.60/2,655,128.70 = 1,060,331.40/x
  3. Step 3: Cross multiply
    1,772,418.60x = 2,655,128.70 × 1,060,331.40
  4. Step 4: Simplify right side
    1,772,418.60x = 2,815,316,331,651.18
  5. Step 5: Solve for x
    x = 2,815,316,331,651.18/1,772,418.60
  6. Step 6: Final answer
    x = 1,588,403.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.